Helicopter Sikorsky H-34A Choctaw Serial 58-499 Register 55-4492 used by US Army Aviation Army. Built 1957. Aircraft history and location Aircraft History 55-4492 US Army Aviation 1957-03-13del US ARMY as H-34A, 55-4492, 13Mar57 not on DA 2410, status unk. Send Updates Use APP to upload photo @ (optional) When Now? / / Send